Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
20. VALUATION AND QUALIFYING ACCOUNTS | | Deducted from Assets | | | Doubtful Accounts | | Returns and Allowances | | Total | | | (Dollars in thousands) | BALANCE, DECEMBER 31, 2010 | | $ | 1,109 | | | $ | 1,177 | | | $ | 2,286 | | Add Additions charged to earnings | | | 316 | | | | 2,496 | | | | 2,812 | | Add Acquisitions and other adjustments | | | 316 | | | | | | | | 316 | | Deduct Charges for purposes for which reserves were established | | | (326 | ) | | | (2,729 | ) | | | (3,055 | ) | BALANCE, DECEMBER 31, 2011 | | $ | 1,415 | | | $ | 944 | | | $ | 2,359 | | Add Additions charged to earnings | | | 175 | | | | 2,954 | | | | 3,129 | | Deduct Charges for purposes for which reserves were established | | | (319 | ) | | | (2,750 | ) | | | (3,069 | ) | BALANCE, DECEMBER 31, 2012 | | $ | 1,271 | | | $ | 1,148 | | | $ | 2,419 | | Add Additions charged to earnings | | | 132 | | | | 2,974 | | | | 3,106 | | Deduct Charges for purposes for which reserves were established | | | (170 | ) | | | (3,062 | ) | | | (3,232 | ) | BALANCE, DECEMBER 31, 2013 | | $ | 1,233 | | | $ | 1,060 | | | $ | 2,293 | | |